The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 03, 2021
Filed:
Feb. 21, 2018
Eagle Industry Co., Ltd., Tokyo, JP;
Yuichiro Tokunaga, Tokyo, JP;
Hideyuki Inoue, Tokyo, JP;
Wataru Kimura, Tokyo, JP;
Tetsuya Iguchi, Tokyo, JP;
Hidetoshi Kasahara, Tokyo, JP;
Jun Hiromatsu, Tokyo, JP;
Yasuhiro Kuroki, Tokyo, JP;
Ryu Kikuchi, Tokyo, JP;
EAGLE INDUSTRY CO., LTD, Tokyo, JP;
Abstract
In an exemplary embodiment, a seal devicethat seals between a housingand a rotation shaftpassing through the housingincludes a floating ringarranged with a gap h with respect to the rotation shaft, wherein the floating ringincludes at least one supporting meansthat supports in the circumferential direction. In the seal device, the floating ring follows movement of the rotation shaft even upon running for a long time, a clearance between the rotation shaft and the seal ring can be properly held, and the sealing operation by the floating ring and the vibration damping function can be exerted, and the seal device is easily assembled.